const std = @import("std");
const stdin = std.io.getStdIn();
const stdout = std.io.getStdOut().writer();
const expect = @import("std").testing.expect;

pub fn main() !void {
    try stdout.print("Result: {s}!\n", .{"hello world"});
    // 从标准输入中接收用户输入
    // const input_reader = stdin.reader();
    // _ = try input_reader.readUntilDelimiterOrEof(input, '\n');
    // std.debug.print("{s}\n", .{input});

    // ############################
    //这里添加测试的代码
    // ############################
}

test "test main" {
    const n = 8;
    try stdout.print("Result: {d}!\n", .{n});
}
